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我正在使用crossfilter來獲取x軸上的數據和y軸上發生的次數。如何使用crossfilter JS在x軸上獲取數據和在y軸上發生的次數?
var data = [{
Owner: "Alyssa",
ID: "A"
}, {
Owner: "Alyssa",
ID: "A"
}, {
Owner: "Alyssa",
ID: "A"
}, {
Owner: "Alyssa",
ID: "A"
}, {
Owner: "Alyssa",
ID: "B"
}, {
Owner: "Bob",
ID: "A"
}, {
Owner: "Bob",
ID: "D"
}, {
Owner: "Joe",
ID: "A"
}, {
Owner: "Joe",
ID: "A"
}, {
Owner: "Joe",
ID: "D"
}, {
Owner: "Joe",
ID: "D"
}];
var dropdown_cross1 = crossfilter(data);
var x_owner_filter=dropdown_cross1.dimension(function (d){
for (var key in d)
{
if(d[key] == "D")
{
//console.log("selected_text="+selected_text);
//console.log('key=' + key + ' value=' + d[key]);
console.log(d[key]);
return d[key];
}
}
});
//x_owner_filter.filter("D");
var y_owner_filter = x_owner_filter.group().reduceCount();
var size=y_owner_filter.size();
console.log("size="+size);
var size_ownertitle = y_owner_filter.top(size);
console.log(size_ownertitle);
輸出
[Object { key="D", value=11}]
輸出必須 [對象{鍵= 「d」,值= 3}]
我的新crossfillter,不知道在哪裏問題是什麼?
這裏是jsfiddle看到瀏覽器的控制檯輸出。
看看你希望計數的Ds更新JSfiddle
只要有看更新的jsfiddle鏈接,看到瀏覽器的console.In輸出,你會選擇所有者或ID,之後將創建相應的值另一個下拉列表中,如果在您選擇的任何標識或業主看到控制檯輸出,有我想要多少次發生所有者或ID。 – Mukesh